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Due Jun 29, 2:59 AM EDT
Check all correct statements:
Correlation between variables in a sample is always non-zero.
Positive Pearson correlation means that one variable monotonically increase with respect to another, i.e. for any pair of points, a point with larger 𝑥 will have larger 𝑦.
The closer absolute value of correlation to 1, the more intense is linear relation between their values.
Correlation takes values from -1 to 1.